Multifunctional cutting board

A multifunctional cutting board comprises:

• a base, wherein the base has at least two sides configured to connect and fix the bracket to enable rotational positioning thereof, at least one rotatable bracket is arranged on the base;
• the bracket is provided with several boards along the rotation direction, the materials of the several boards can be the same material or different materials, rotating the bracket can rotate the boards of the needed position upward for use;
• several brackets are provided, and the several brackets are arranged horizontally on the base, the adjacent brackets are connected through a transmission mechanism that rotates synchronously;
• a first pin roll is arranged at the front end of the bracket, and the first pin roll passes through the first connection hole on the base, a sliding sleeve is arranged between the first connecting hole and the first pin roll, and the sliding sleeve and the first pin roll are circumferentially locked;
• the transmission mechanism comprises a first gear sleeved on the sliding sleeve, and a transmission gear meshed between adjacent first gears;
• one of the sliding sleeves serves as the movable sliding sleeve, and the movable sliding sleeve can move axially along the first pin roll, and the movable sliding sleeve is provided with sliding grooves along the axial direction, the corresponding first pin roll is provided with guide keys that fit in the sliding grooves;
• the base is provided with positioning slots, the sliding sleeve is provided with positioning blocks that match the positioning slots, moving the movable sliding sleeve axially can make the positioning blocks enter the positioning slots or move out of the positioning slots.